Image processing apparatus, control method, and non-transitory recording medium for controlling display of a selection screen for selection of an alternate mail server upon failure of a primary mail server

1. An image processing apparatus, comprising circuitry configured to: store, in a memory, primary address information indicating an address of a primary mail server and alternate address information indicating one or more addresses of corresponding one or more alternate mail servers; perform authentication of a user; transmit, after the authentication of the user succeeds, in response to a first transmission request for transmission of electronic mail by using the primary mail server, the electronic mail by using the primary mail server based on the primary address information stored in the memory; in response to a notification indicating that transmission of the electronic mail by using the primary mail server fails, control display of a selection screen for selecting one from the one or more alternate mail servers, based on the alternate address information stored in the memory; and transmit, in response to a second transmission request for transmission of the electronic mail by using the alternate mail server, the electronic mail by using the one selected from the one or more alternate mail servers on the selection screen.

2. The image processing apparatus of claim 1 , wherein the authentication of the user includes first authentication to authenticate an administrator and second authentication to authenticate a general user, and wherein the circuitry stores, in the memory, the primary address information and the alternate address information according to a user operation performed by the administrator after the first authentication succeeds, and transmits, in response to the first transmission request input by the general user, the electronic mail by using the primary mail server based on the primary address information stored in the memory after the second authentication succeeds.

3. The image processing apparatus of claim 1 , wherein, when the one or more alternate mail servers corresponding to the alternate address information are a plurality of alternate mail servers, the circuitry causes a display to display the selection screen to request a user to select the one alternative mail server, and wherein, when the one or more alternate mail servers corresponding to the alternate address information are a single alternate mail server, the circuitry automatically transmits the electronic mail by using the single alternate mail server without displaying the selection screen.

4. The image processing apparatus of claim 1 , wherein the circuitry determines whether each of the one or more alternate mail servers corresponding to the alternate address information stored in the memory is communicably connected to the image processing apparatus to be available to transmit the electronic mail, and causes the display to display the selection screen based on the alternate address information according to a determination result, the selection screen including one or more alternate mail servers that are determined to be communicably connected to the image processing apparatus to be available to transmit the electronic mail.

5. The image processing apparatus of claim 1 , wherein the circuitry stores, in the memory, for each user, authority information indicating whether the user is authorized to use the one or more alternate mail servers or not, and causes the display to display the selection screen based on the authority information.

6. The image processing apparatus of claim 1 , wherein the circuitry stores, in the memory, history information indicating a usage history of each alternate mail server.

7. The image processing apparatus of claim 1 , wherein the circuitry includes first circuitry and second circuitry operate independently from each other, the first circuitry being configured to perform the authentication of a user, transmit the electronic mail, and control image forming operation, and the second circuitry being configured to execute an application to store, in the memory, the primary address information and the alternate address information, and display, on the display, the selection screen.

8. A control method, the method comprising: storing, in a memory, primary address information indicating an address of a primary mail server and alternate address information indicating one or more addresses of corresponding one or more alternate mail servers; performing authentication of a user; transmitting, after the authentication of the user succeeds, in response to a first transmission request for transmission of electronic mail by using the primary mail server, the electronic mail by using the primary mail server based on the primary address information stored in the memory; in response to a notification indicating that transmission of the electronic mail by using the primary mail server fails, controlling display of a selection screen for selecting one from the one or more alternate mail servers, based on the alternate address information stored in the memory; and transmitting, in response to a second transmission request for transmission of the electronic mail by using the alternate mail server, the electronic mail by using the one selected from the one or more alternate mail servers on the selection screen.

9. A non-transitory recording medium storing a plurality of instructions which, when executed by one or more processors, cause the processors to perform a method, comprising: storing, in a memory, primary address information indicating an address of a primary mail server and alternate address information indicating one or more addresses of corresponding one or more alternate mail servers; performing authentication of a user; transmitting, after the authentication of the user succeeds, in response to a first transmission request for transmission of electronic mail by using the primary mail server, the electronic mail by using the primary mail server based on the primary address information stored in the memory; in response to a notification indicating that transmission of the electronic mail by using the primary mail server fails, controlling display of a selection screen for selecting one from the one or more alternate mail servers, based on the alternate address information stored in the memory; and transmitting, in response to a second transmission request for transmission of the electronic mail by using the alternate mail server, the electronic mail by using the one selected from the one or more alternate mail servers on the selection screen.

10. The control method of claim 8 , wherein the performing of the authentication of the user includes performing a first authentication to authenticate an administrator and performing a second authentication to authenticate a general user, and wherein the storing includes storing, in the memory, the primary address information and the alternate address information according to a user operation performed by the administrator after the performing of first authentication succeeds, and wherein the transmitting includes transmitting, in response to the first transmission request input by the general user, the electronic mail by using the primary mail server based on the primary address information stored in the memory after the performing of the second authentication succeeds.

11. The control method of claim 8 , wherein when the one or more alternate mail servers corresponding to the alternate address information are a plurality of alternate mail servers, displaying the selection screen to request a user to select the one alternative mail server, and when the one or more alternate mail servers corresponding to the alternate address information are a single alternate mail server, the transmitting includes automatically transmitting the electronic mail by using the single alternate mail server without displaying the selection screen.

12. The non-transitory recording medium of claim 9 , wherein the performing of the authentication of the user includes performing a first authentication to authenticate an administrator and performing a second authentication to authenticate a general user, and wherein the storing includes storing, in the memory, the primary address information and the alternate address information according to a user operation performed by the administrator after the performing of first authentication succeeds, and wherein the transmitting includes transmitting, in response to the first transmission request input by the general user, the electronic mail by using the primary mail server based on the primary address information stored in the memory after the performing of the second authentication succeeds.

13. The non-transitory recording medium of claim 9 , wherein when the one or more alternate mail servers corresponding to the alternate address information are a plurality of alternate mail servers, displaying the selection screen to request a user to select the one alternative mail server, and when the one or more alternate mail servers corresponding to the alternate address information are a single alternate mail server, the transmitting includes automatically transmitting the electronic mail by using the single alternate mail server without displaying the selection screen.